That's why there's a lot of emphasis on sharpening your teeth by doing this class of problems.

这就是为什么强调要通过解决这些问题,来提高你的能力

耶鲁公开课 - 基础物理课程节选

I can understand why there is a government, state interest in protecting life

我明白为什么政府以保护生命为国家利益，

对于安乐死的看法 - SpeakingMax英语口语达人

Unfortunately, weight loss diets don't work very well, and that's one of the reasons why there is always a diet book on the best-seller list.

很不幸,食品减肥的作用不明显,正因为如此,最畅销书榜才总有减肥食品的书上榜

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

And the reason why there is a final paper because the best way which is like a presentation, because the best way to learn is to teach.

为什么写期末论文，是因为像演示那样的最好的方式，因为最好的学习方式是教。

哈佛公开课 - 幸福课课程节选

So, I was talking about the scientifically respectable ideas of Freud and I want to talk about some new ideas about why there could be an unconscious.

我当时正在讲,在科学上颇有名望的弗洛依德理论,我想给大家讲一些新的,关于“无意识为何会存在“的理论。

耶鲁公开课 - 心理学导论课程节选

That explains, in large part, why there was such a decline in population, why the Dark Ages were so dark, lots of poverty, lots of starvation, but also, as I suggested when I spoke of this earlier, also the freedom if you could make it, to learn and also to grow stronger.

这解释了,在绝大部分地区,为什么存在着这一类的人口消减,为什么黑暗时代如此黑暗,如此贫困,如此多的饥荒,但是同时,就如在我之前所提到的,同样可以,如果做得到的话,去学习以及使自身强大

耶鲁公开课 - 古希腊历史简介课程节选

It's San Francisco. That's why there's a lot of people.

因为这里是旧金山，这就是原因。

进步的旧金山 - SpeakingMax英语口语达人

This is one of the reasons why in the golden age of Arabic scholarship in the Middle Ages, there was so much dispute about the Poetics.

这就是为什么在,中世纪阿拉伯学术界的鼎盛时期，关于诗学有这么多争议。

耶鲁公开课 - 文学理论导论课程节选

Then you say, well why didn't they divide by 365, because I know there are 365 days in a year?

也许你们会问,为什么他们不除以365,因为一年有365天

耶鲁公开课 - 金融市场课程节选

There are precise technical reasons why these are the way they are, but let me try to cut to the chase here.

这里有些精确的技术原理,这些音为何会和谐与不和谐,让我开门见山地说吧

耶鲁公开课 - 聆听音乐课程节选

OK. We're going to run primarily a paperless subject, that's why the website is there.

好了，我们基本上是不用书面材料的，因此会有网站的存在。

麻省理工公开课 - 计算机科学及编程导论课程节选

And as I will explain in a second there are many reasons why this sense hasn't really been elucidated at the molecular level.

难以真正从分子学的角度阐明,这种感官的原因是多方面的,有关这一点,稍后我会另行解释。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

There's a reason why the first attempt to even write about international law comes at this period.

这也就是为什么在这个时期,会有人在历史上第一次尝试撰写国际法

耶鲁公开课 - 欧洲文明课程节选

So just to motivate this a little bit, so there's two reasons why this game is interesting.

所以各位不必担心学不会了,这个博弈之所以有趣有两个原因

耶鲁公开课 - 博弈论课程节选

That's why I've tried to say if there are souls, at least that opens the door to the possibility that we will survive our death.

这就是我一直在说的,如果灵魂存在,至少这为我们在死后继续活着,创造了可能性

耶鲁公开课 - 死亡课程节选

There's not going to be a hearse. Why not? There's no body!

就连灵车都不会有，为什么呢？，因为没有尸体！

耶鲁公开课 - 弥尔顿课程节选